Portable electronic computer



FIG. 1 is a front perspective view of a portable electronic computer with the display panel open, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a front perspective view like FIG. 1 with the display panel closed. 

The ornamental design for a portable electronic computer, substantially as shown. 